''locking as a dupe of https://support.mozilla.org/en-US/questions/1254201'' The secondary address of my mail is tied to a mailbox that has long been deleted. is it possible to remove the binding, because I can not make a new account to synchronize to my secondary address: "Primary account email required for reset". primary address was (it has long been deleted): doc2death@gmail.com secondary address: docdeath@mail.ru